Question

13. Explain why the amount of water is discreate or continuous.

14. If one of the 1052 people is randomly selected, find the probability that the person is a man or a heavy smoker. Show your work for finding the answer

15. A batch consist of 12 defective coils and 88 good ones. Find the probability of getting three coils when three coils are randomly selected without replacement. Show your work

16. A cereal company claims that the mean weight of the cereal in its packets is less than 14oz.

H0 __

H1 __

Identify the given random variable as being discrete or continuous. Points: 6 13) The amount of water in a glass. A) Continuous B) Discrete Explain why the amount of water is discrete or continuous Find the indicated probability. Points: 5 14) The table below describes the smoking habits of a group of asthma sufferers. Occasional Regular Heavy Nonsmoker smoker smoker smoker Total 309 35 87 37 468 Women 450 30 72 32 584 Total 759 65 159 69 1052 Men If one of the 1052 people is randomly selected, find the probability that the person is a man or a heavy smoker. Show your work for finding the answer bolow. Points: 5 15) A batch consists of 12 defective coils and 88 good ones. Find the probability of getting three good coils when three coils are randomly selected without replacement. Show your work below. Express the null hypothesis and the alternative hypothesis in symbolic form. Use the correct symbol (, P, C) for the indicated parameter. Extra work does not need to be shown for this question. Points: 5 16) A cereal company claims that the mean weight of the cereal in its packets is less than 14 oz. Ho H1 5

Answer 1

a Lone of the logo Brilli The amount of water in glass. colinuocel Yandom vanable. Becase the amount of water in glass ige nolbing but volume ok oglex. can take any volue between o to amount of water in glass () people is randomly selected find the probability that the person is a heavy beavy smoker g q man my -- male seleéteel Ez female selected H8 > Hearvy_smoker. PCM2 = 468 1052 P(F= 584 1052 PCH3 | M) = p< Heavy smokeo male) PCM Heavy smoker Pem? plHeavy smokery 37 x og 69 1052 468 1052 37 468

PCHSLE) PCF|HS) x pens) P(F) 92 Cog x 1092 tosa 32 11 584 Leo HS selecteel peason HS 468 + 584 82 pob * 37 488 * 1052 1052 584 37 1032 + 92 1952 1052

(3) 12 defective coils toteil-2100 A batch .ولنه اومقووود p[settings good coils when three coils one mondomly selected without replacement) 8807 8701 86 C5 х 100 gg st x too 99 98 01678639 (4) mean A cereal company claims that the weight of the cereol in its packets is less than 1402 l mean weight of the cereal in its packets. Ho! Il = 14 el<14 funtt rezy